Add the memcached plugin (object caching)

docker/wp-config.php

@@ -118,14 +118,14 @@ define('SMTP_DEBUG', 0);
  *
  * @since 2.6.0
  */
-define('AUTH_KEY',         $noblogs_config['secrets']['auth_key']);
-define('SECURE_AUTH_KEY',  $noblogs_config['secrets']['secure_auth_key']);
-define('LOGGED_IN_KEY',    $noblogs_config['secrets']['logged_in_key']);
-define('NONCE_KEY',        $noblogs_config['secrets']['nonce_key']);
-define('AUTH_SALT',        $noblogs_config['secrets']['auth_salt']);
-define('SECURE_AUTH_SALT', $noblogs_config['secrets']['secure_auth_salt']);
-define('LOGGED_IN_SALT',   $noblogs_config['secrets']['logged_in_salt']);
-define('NONCE_SALT',       $noblogs_config['secrets']['nonce_salt']);
+define('AUTH_KEY',          $noblogs_config['secrets']['auth_key']);
+define('SECURE_AUTH_KEY',   $noblogs_config['secrets']['secure_auth_key']);
+define('LOGGED_IN_KEY',     $noblogs_config['secrets']['logged_in_key']);
+define('NONCE_KEY',         $noblogs_config['secrets']['nonce_key']);
+define('AUTH_SALT',         $noblogs_config['secrets']['auth_salt']);
+define('SECURE_AUTH_SALT',  $noblogs_config['secrets']['secure_auth_salt']);
+define('LOGGED_IN_SALT',    $noblogs_config['secrets']['logged_in_salt']);
+define('NONCE_SALT',        $noblogs_config['secrets']['nonce_salt']);
 
 /**#@-*/
 
@@ -158,6 +158,15 @@ define ('WPLANG', '');
 /* NoSpam API endpoint (internal). */
 define('NOSPAM_API_URL', 'http://nospam.investici.org:9001');
 
+/*
+ * Memcache servers for Wordpress object caching.
+ */
+$memcached_servers = array(
+  'default' => array(
+    '127.0.0.1:7108'
+  )
+);
+
 /*
  * A/I Patch: get more replicas of the partitions in the flexihash calculations.
  */
@@ -171,6 +180,18 @@ if (array_key_exists('debug_cookie_name', $noblogs_config) &&
         define('WP_DEBUG', true);
         define('WP_DEBUG_LOG', true);
         define('WP_DEBUG_DISPLAY', false);
+
+    // Warning handler that dumps stack traces.
+    class WarningWithStacktrace extends ErrorException {}
+    set_error_handler(function($severity, $message, $file, $line) {
+        if ($severity & (E_WARNING | E_NOTICE | E_USER_WARNING | E_USER_NOTICE)) {
+            $ex = new WarningWithStacktrace($message, 0, $severity, $file, $line);
+            error_log("\n" . $ex. "\n");
+            return true;
+        } 
+        return false;
+    });
+
 } else {
     define('WP_DEBUG', false);
 }